#include<stdio.h>
	int main(void)
{
	/********* Begin *********/
	int a,b,c,max;
    printf("please input three numbers:\n");
    scanf("%d %d %d",&a,&b,&c);
    a=(a>b)? a:b;
    c=(c>a)? c:a;
    printf("max=%d\n",c);


	/********* End *********/
    return 0;
}
